A valid contract is based on:

A) competent parties.
B) legal subject matter or purpose.
C) an offer and an acceptance.
D) competent parties and legal subject matter or purpose.
E) competent parties,legal subject matter or purpose,and an offer and an acceptance.

Competent Parties

Individuals or entities that are legally able to enter into a binding contract, having the necessary legal authority and mental capacity.

Legal Subject Matter

The specific theme, topic, or focus of a legal document or discussion, often defining the scope of legal rights and duties.

Offer and Acceptance

The essential components of a valid contract, where an offer is made and then accepted by the other party.